BS 5839-1 is a British Standard that provides guidelines for the design, installation, and maintenance of fire detection and fire alarm systems in non-domestic buildings. It is part of the broader BS 5839 series, which addresses various aspects of fire alarm systems.

Key aspects of BS 5839-1 include:

System Design: It outlines the requirements for designing fire alarm systems, including the types of detectors to be used, the layout of the system, and the integration with other safety systems.

Installation: The standard specifies best practices for the installation of fire detection and alarm systems to ensure they function effectively and reliably.

Maintenance: It emphasises the importance of regular testing and maintenance to ensure that fire alarm systems remain operational and compliant with safety regulations.

Risk Assessment: The standard recommends conducting risk assessments to determine the appropriate level of fire protection required for different types of buildings and their usage.

Overall, BS 5839-1 aims to enhance fire safety in commercial and public buildings by providing a comprehensive framework for fire alarm systems.